Here is the full list of all 39 STAR WARS Jedi: Fallen Order achievements. It takes around 25-30 hours to unlock all of the achievements on Windows.
Scan all enemy types
Complete the story
Open the Vault
Have a fully grown terrarium
Collect all chests and secrets
Complete all of BD-1's holomaps
Find all of BD-1's encrypted logs
Slice an oggdo's tongue
Find all of BD-1's stim canisters
Unlock all Jedi skills
Defeat four mysterious creatures
Explore the crashed Venator
Kick a phillak that has kicked you
Defeat 25 enemies while they are under the effect of Empowered Slow
Defeat an enemy with their own Slowed blaster bolt
Defeat 3 enemies using a single lightsaber throw
Recruit all possible crew members for the Mantis
Defeat 20 enemies with explosives
Hit a single enemy with all lightsaber types
Discover 75 Force Echoes
Defeat a former Jedi Master
Defeat an enemy with a hacked droid
Craft a lightsaber of your own
Precision Evade 100 attacks
Defeat the winged terror on Dathomir
Defeat each type of Bounty Hunter
Defeat the Ninth Sister
Defeat an enemy by colliding them with another enemy
Complete the Tomb of Miktrull
Parry 100 enemies
Send 25 enemies over the edge
Defeat 50 enemies with reflected blaster bolts
Free the Wookiees from Imperial imprisonment
Defeat an enemy using only kicks
Complete the Tomb of Eilram
Customize the look of Cal, BD-1, and the Mantis
Fully customize your lightsaber
Discover the Bogano Vault
Join the crew